The underwear-clad musical duo The Skivvies were joined by special guests Will Swenson, Michael Urie, Julia Murney and Asmeret Ghebremichael for their late-night show Aug. 16 at 54 Below.

Featuring actor-musicians Lauren Molina (Sweeney Todd, Marry Me a Little) and Nick Cearley (All Shook Up), the Skivvies are known for their acoustic performances of pop songs, wearing nothing but their underwear. The duo and their guests play instruments ranging from the cello, ukulele, guitar and glockenspiel to the melodica.

Playbill.com has collected The Skivvies videos from the evening, featuring 14 pop music covers.